| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 411 | 8.641,06 | 21,02 | 2 |
| 2009 | 34 | 940,63 | 27,67 | 1 |
| 2010 | 97 | 2.416,81 | 24,92 | 3 |
| 2011 | 18 | 456,66 | 25,37 | 2 |
| 2012 | 153 | 3.011,86 | 19,69 | 3 |
| 2013 | 115 | 2.136,67 | 18,58 | 3 |
| 2014 | 114 | 2.820,51 | 24,74 | 3 |
| 2015 | 95 | 2.624,03 | 27,62 | 2 |
| 2016 | 244 | 8.148,14 | 33,39 | 4 |
| 2017 | 455 | 13.867,91 | 30,48 | 5 |
| 2018 | 487 | 15.213,98 | 31,24 | 5 |
| 2019 | 777 | 21.736,11 | 27,97 | 5 |
| 2020 | 739 | 21.840,65 | 29,55 | 5 |
| 2021 | 736 | 22.149,51 | 30,09 | 5 |
| 2022 | 725 | 23.020,43 | 31,75 | 3 |
| 2023 | 771 | 23.301,42 | 30,22 | 4 |
| 2024 | 866 | 23.900,86 | 27,60 | 5 |
| totale | 6.837 | 196.227,24 | 28,70 | 60 |